Who did alexander the great conquer

persia

Explanation:

Alexander invaded Persia, which lay across the Aegean Sea in Asia Minor (modern-day Turkey). After three grueling years of warfare and three decisive battles, Alexander smashed the Persian

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."

answer; when the government fails to protect the fundamental rights of the people;